Chinese city blanketed in heavy pollution

Choking clouds of pollution blanketed a Chinese city famed for its annual ice festival Monday, reports said, cutting visibility to 10 metres (33 feet) and underscoring the nation's environmental challenges.

Progressive traffic signal systems save time and fuel

In cities, the uniform and low speed levels simplify the setup of synchronized traffic signals. Outside urban areas this is a bigger challenge: The travel speeds vary more and the distances between the traffic lights are ...

Networked cars make traffic safer and more efficient

Vehicles and infrastructures exchanging information with one another and notifying drivers about dangers and traffic situations make traffic safer and more efficient. This has been proven by one of the biggest field tests ...

UK explores TV transmitter option to track aircraft

(Phys.org)—UK's Technology Strategy Board, a government agency looking for innovative ways of using technology, is funding research into a new way of locating and tracking aircraft. The research project is calling upon ...

Toyota, Audi driverless demos will pull up to CES

(Phys.org)—While the Consumer Electronics Show in Las Vegas starting January 8 will be full of mobile-computing gadgetry next week, autonomous driving demonstrations will also capture visitors' attention, and will raise ...

Silicon nanophotonics: Using light signals to transmit data

(Phys.org)—IBM announced today a major advance in the ability to use light instead of electrical signals to transmit information for future computing. The breakthrough technology – called "silicon nanophotonics" – allows ...

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